465454993 has 4 divisors (see below), whose sum is σ = 466057908. Its totient is φ = 464852080.

The previous prime is 465454981. The next prime is 465455009. The reversal of 465454993 is 399454564.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40806544 + 424648449 = 6388^2 + 20607^2 .

It is a cyclic number.

It is not a de Polignac number, because 465454993 - 2²¹ = 463357841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465454973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300298 + ... + 301843.

It is an arithmetic number, because the mean of its divisors is an integer number (116514477).

Almost surely, 2^465454993 is an apocalyptic number.

It is an amenable number.

465454993 is a deficient number, since it is larger than the sum of its proper divisors (602915).

465454993 is an equidigital number, since it uses as much as digits as its factorization.

465454993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602914.

The product of its digits is 2332800, while the sum is 49.

The square root of 465454993 is about 21574.4059709648. The cubic root of 465454993 is about 774.9836933093.

The spelling of 465454993 in words is "four hundred sixty-five million, four hundred fifty-four thousand, nine hundred ninety-three".